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Naber |
| National Association of Business and Educational Radio. Merged with Telocator in 1994 to create the Personal Communications Industry Association. |
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Naf (National Access Fee) |
| An FCC-approved local exchange carrier fee charged to long distance companies for access to their local networks, and in turn, passed on to the end-user at the carrier's option. (End-user charges may be up to the predetermined FCC monthly per-line maximum for the service type.) |
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Nam |
| (Number Assignment Module) Component of a wireless phone that contains the telephone number and ESN of the phone. |
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Namps |
| (Narrowband Advanced Mobile Phone System) Combines cellular voice processing with digital signaling to increase the capacity of AMPS systems and add functionality. |
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Nanc |
| (North American Numbering Council) The FCC advisory group formerly responsible for administering the North American Numbering Plan that oversees assignment of area codes, central office codes and other numbering issues in the United States, Canada, Bermuda and part of the Caribbean. NANP administration responsibility was transferred to Lockheed Martin. |
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Neca |
| National Exchange Carrier Association |
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Network Address |
| The unique identity of a subscriber that the network recognizes during a call within the system. The network address is the caller's 10-digit telephone number, consisting of area code, exchange code, and station code. |
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Network Services |
| Any service that a local operating company provides by giving the customer access to its equipment and transmission facilities. |
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No Answer Transfer |
| Like Call Forwarding, however the calls are transferred to another number only if not answered after a predetermined number of rings. |
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No Service Indicator |
| Wireless phone feature that tells the user that wireless service is unavailable in a certain location. |
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Non-Facilities Based Carrier |
| A carrier that does not own its long distance switches/POPs. A non-facilities-based carrier has an agreement with another carrier to switch and carry their customer calls. (See also Facilities Based Carrier.) |
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Non-Published Number |
| An unlisted telephone number that is neither printed in the directory nor available from directory assistance. |
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Non-Squared System |
| In telephone systems like key or the hybrid, any arrangement where the configuration of a central office line is not uniform to all station sets. Groups of lines may or may not appear on all station sets. |
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Npa (Numbering Plan Area) |
| Same as area code. The 3-digit NPA makes up the first part of every phone number in the North American Numbering Plan (NANP). |
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Npa Routing |
| Area Code Routing. Route calls based on the originating ANI NPA (area code.) |
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Npa Split |
| Subdividing an area code, with the creation of a new area code. This is necessary when the number of telephones in an area code (NPA) grows to an excessive number. |
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Npa-Nxx |
| Generic term for area code (NPA) and exchange (NXX). |
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Nrc (Non-Recurring Charge) |
| A one-time charge, usually for establishing service, time and material charges, or a fee for adding a service. |
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Number Pooling |
| Tactic for conserving phone numbers. Numbers are returned by the carriers to a central authority, which puts them in a pool, from which the carriers then receive numbers in lots of 1,000, instead of 10,000, as was originally done. Number pooling relies on Number Portability. |
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Nxx (Exchange Number) |
| The three-digit number identifying the local central office or LEC serving area for a specific city, town or location. |
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